The following travel companies run vegan travel or vegetarian vacations:
Veg Jaunts and Journeys
Veg Voyages
Green Earth Travel
Vegi Ventures
Vegetarian Vacations

Vegan Cruises:
A Taste Of Health Vegan Cruise

Vegan Cooking Holidays or Cooking Classes:
Vegan Cooking Holidays

Vegan Bed and Breakfast Inns , Vegan Accommodations Worldwide :
Vegetarian Resource Group Vacations

The Vegan Life Bed and Breakfast Inns

HappyCow Bed and Breakfast Retreats

Vegetarian USA Vacations

Vegan Camp:
Vegan Camp

Veggie Festivals:
Veggie Festivals

International Vegetarian Union
IVU World Festivals